/Engine/Source/Runtime/LevelSequence/Public/ILevelSequenceModule.h
Populate the specified array with new object spawner instances for all registered object spawner types
void GenerateObjectSpawners ( [TArray](API\Runtime\Core\Containers\TArray)< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [IMovieSceneObjectSpawner](API\Runtime\MovieScene\IMovieSceneObjectSpawner) >> & OutSpawners ) const